Covariance matrices and the separability problem O Gühne, P Hyllus, O Gittsovich, J Eisert Physical review letters 99 (13), 130504, 2007 | 156 | 2007 |

Unifying several separability conditions using the covariance matrix criterion O Gittsovich, O Gühne, P Hyllus, J Eisert Physical Review A 78 (5), 052319, 2008 | 103 | 2008 |

Steering bound entangled states: a counterexample to the stronger Peres conjecture T Moroder, O Gittsovich, M Huber, O Gühne Physical review letters 113 (5), 050404, 2014 | 86 | 2014 |

Squashing model for detectors and applications to quantum-key-distribution protocols O Gittsovich, NJ Beaudry, V Narasimhachar, RR Alvarez, T Moroder, ... Physical Review A 89 (1), 012325, 2014 | 53 | 2014 |

Multiparticle covariance matrices and the impossibility of detecting graph-state entanglement with two-particle correlations O Gittsovich, P Hyllus, O Gühne Physical Review A 82 (3), 032306, 2010 | 46 | 2010 |

Steering maps and their application to dimension-bounded steering T Moroder, O Gittsovich, M Huber, R Uola, O Gühne Physical Review Letters 116 (9), 090403, 2016 | 38 | 2016 |

Quantifying entanglement with covariance matrices O Gittsovich, O Gühne Physical Review A 81 (3), 032333, 2010 | 38 | 2010 |

Gaussian-only regenerative stations cannot act as quantum repeaters R Namiki, O Gittsovich, S Guha, N Lütkenhaus Physical Review A 90 (6), 062316, 2014 | 37 | 2014 |

Accessible nonlinear entanglement witnesses JM Arrazola, O Gittsovich, N Lütkenhaus Physical Review A 85 (6), 062327, 2012 | 26 | 2012 |

Role of correlations in the two-body-marginal problem L Chen, O Gittsovich, K Modi, M Piani Physical Review A 90 (4), 042314, 2014 | 23 | 2014 |

Calibration-robust entanglement detection beyond Bell inequalities T Moroder, O Gittsovich Physical Review A 85 (3), 032301, 2012 | 22 | 2012 |

Reliable entanglement verification JM Arrazola, O Gittsovich, JM Donohue, J Lavoie, KJ Resch, ... Physical Review A 87 (6), 062331, 2013 | 21 | 2013 |

Nonclassicality tests and entanglement witnesses for macroscopic mechanical superposition states O Gittsovich, T Moroder, A Asadian, O Gühne, P Rabl Physical Review A 91 (2), 022114, 2015 | 6 | 2015 |

Comment on “Security proof for cryptographic protocols based only on the monogamy of Bell's inequality violations” WY Hwang, O Gittsovich Physical Review A 85 (4), 046301, 2012 | 4 | 2012 |

Covariance matrix criterion for separability O Gittsovich, O Gühne, P Hyllus, J Eisert AIP Conference Proceedings 1110 (1), 63-66, 2009 | 3 | 2009 |

Key rate for calibration robust entanglement based BB84 quantum key distribution protocol O Gittsovich, T Moroder AIP Conference Proceedings 1633 (1), 156-158, 2014 | 2 | 2014 |

Local renormalization method for random systems O Gittsovich, R Huebener, E Rico, HJ Briegel New Journal of Physics 12 (2), 025020, 2010 | 2 | 2010 |

Average iterations of accessible nonlinear witnesses JM Arrazola, O Gittsovich, N Lütkenhaus AIP Conference Proceedings 1633 (1), 144-146, 2014 | | 2014 |

Could Gaussian regenerative stations act as quantum repeaters? R Namiki, O Gittsovich, S Guha, N Lütkenhaus arXiv preprint arXiv:1410.0716, 2014 | | 2014 |

Entanglement detection with limited resources O Gittsovich | | 2014 |